package com.tunnel.common.protocol;

/**
 * 指令类型
 */
public class ProtocolType {
    // 注册
    public static final int REGISTER = 1;
    // 心跳
    public static final int HEARTBEAT = 2;
    // 数据传输
    public static final int TRANSFER = 3;
    // 关闭连接
    public static final int CLOSE = 4;


}
